DefaultDelay

public int DefaultDelay { get; set; }  

[C#]  
using (Presentation presentation = new Presentation("animated.pptx"))  
{  
    using (var animationsGenerator = new PresentationAnimationsGenerator(presentation.SlideSize.Size.ToSize()))  
    {  
        animationsGenerator.DefaultDelay = 1000; // 1s  
        // ...  
        animationsGenerator.Run(presentation.Slides);  
    }  
}